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CHRISTOPHER TIN-SHU LOH MD
NPI 1720044183
Radiology - Diagnostic Radiology in Yuma, AZ

Active since April 25, 2006PECOS EnrolledAccepts Medicare Assignment
2400 S AVENUE A, YUMA, AZ 85364(928) 336-1759 Get Directions Write a Review

NPPES record last updated: August 12, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 12, 2026, May 6, 2026, Feb 10, 2025 and 2 more (5 updates tracked since 2019).

About Christopher Tin-shu Loh Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CHRISTOPHER TIN-SHU LOH MD (NPI 1720044183) is an individual diagnostic radiology provider in Yuma, Arizona, licensed in California (G82141) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Chi St Alexius Health, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1720044183
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameCHRISTOPHER TIN-SHU LOHCredential: MD
Location Address2400 S AVENUE AYuma, AZ 85364-7170
Mailing Address1685 H St # 1062Blaine, WA 98230-5110
Phone(928) 336-1759
Sole ProprietorNo
Medical School CMSOtherGraduated 1992
Enumeration DateApril 25, 2006
Last NPPES UpdateAugust 12, 20265 updates tracked since enumeration
NPPES CertifiedAugust 12, 2026
✔ NPI 1720044183 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License✔ Licensed in CA · G82141
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X · License G82141 (CA)
Also ListedRadiology · Vascular & Interventional RadiologyTaxonomy 2085R0204X · License 75437 (AZ), 16266 (ND)
2400 S AVENUE A, Yuma, AZ 85364
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1101 The City Dr SOrange, CA 92868-3201 · Phone (714) 456-8888
Location 2900 E Broadway AveBismarck, ND 58501-4520 · Phone (701) 530-3595

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross Blue Shield of Arizona, Blue Cross Blue Shield of North Dakota, Cigna HealthCare of Arizona, Inc and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Christopher Tin-shu Loh Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3779560248
PECOS Enrollment IDI20040701001478, I20200602001271, I20250404001047
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

6

Medicare enrollment records show Christopher Loh reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Yuma Regional Medical Center
1.9 mi
General Acute Care Hospital
2400 S AVE A
Yuma, AZ 85364
  • Reassigned Medicare billing, Arizona enrollment
  • 557 clinicians in this Medicare group
NPI 1194706655 (928) 344-2000
Uc Regents
201 mi
Diagnostic Radiology
101 THE CITY DR S
Orange, CA 92868
  • Reassigned Medicare billing, California enrollment
  • 202 clinicians in this Medicare group
NPI 1346298528 (714) 456-8068
Providence Saint Johns Medical Foundation
239 mi
Specialist
2121 SANTA MONICA BLVD
Santa Monica, CA 90404
  • Reassigned Medicare billing, California enrollment
  • 461 clinicians in this Medicare group
NPI 1770093734 (310) 582-7312
Regents Of The Univ Of Ca
538 mi
Urogynecology and Reconstructive Pelvic Surgery
4860 Y ST
Sacramento, CA 95817
  • Reassigned Medicare billing, California enrollment
  • 2,570 clinicians in this Medicare group
NPI 1285068783 (916) 734-6483
Sanford Bismarck
1,161 mi
Occupational Medicine
1531 W VILLARD ST STE A
Dickinson, ND 58601
  • Reassigned Medicare billing, North Dakota enrollment
  • 779 clinicians in this Medicare group
NPI 1669524351 (701) 225-7575
St. Alexius Medical Center
1,218 mi
Nurse Anesthetist, Certified Registered
900 E BROADWAY AVE
Bismarck, ND 58501
  • Reassigned Medicare billing, North Dakota enrollment
  • 616 clinicians in this Medicare group
NPI 1629121074 (701) 530-7000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 99152
This procedure involves a doctor administering a medication to reduce your consciousness during a procedure. This helps in managing discomfort and anxiety. The initial application lasts for 15 minutes and is for individuals aged 5 years or older.
74 services72 patients
Fluoroscopic guidance for insertion or removal of central vein access device 77001
Fluoroscopic guidance for central vein access device insertion or removal is a procedure where a special X-ray, called a fluoroscope, is used to help accurately place or remove a device in a central vein. This device aids in delivering medications or collecting blood samples.
31 services30 patients
Review by radiologist of ct guidance for needle placement 77012
This process involves a radiologist examining CT scan images to accurately guide a needle's placement within the body. This technique is often used for biopsies or treatments, ensuring precision and safety.
29 services29 patients
Aspiration of fluid from chest cavity using imaging guidance 32555
This procedure, known as a thoracentesis, involves removing fluid from the space between the lungs and chest wall, called the pleural space. It's performed under imaging guidance to ensure precision. It can help diagnose conditions or relieve symptoms like shortness of breath.
27 services24 patients
Ultrasonic guidance for blood vessel access 76937
Ultrasonic guidance for blood vessel access is a medical procedure where sound waves are used to create images of your blood vessels. This helps doctors to accurately locate and access the vessels for treatments or tests, ensuring safety and precision.
26 services24 patients
Insertion of central venous tube with port (5 years or older) 36561
A central venous tube with port is a small, flexible tube inserted into a large vein, usually in the chest. It allows for easy administration of medication, fluids, or blood products over a long period. A port is attached under the skin for easy access. It's safe for individuals aged 5 and above.
13 services13 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Chi St Alexius Health

Acute Care Hospitals · Bismarck, ND
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number350002
Location900 E BroadwayBismarck, ND 58501 · Burleigh County
Emergency services Birthing friendly

Sanford Medical Center Bismarck

Acute Care Hospitals · Bismarck, ND
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number350015
Location300 N 7th StBismarck, ND 58506 · Burleigh County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85364 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$69.24 typical visit price
range $17.72 – $137.41
Typical copayment $17.31 (range $4.43 – $34.35)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BRIANNE ALLEN MA - CCC/SLP
Speech-Language Pathologist
2400 S AVENUE A
YUMA, AZ 85364
Yuma County (928) 336-1631
DR. INA KIM MD
Emergency Medicine
2400 S AVENUE A
YUMA, AZ 85364
Yuma County (702) 853-3561
CANDRA AIYANA LAND REGISTERED DIETITIAN
Dietitian, Registered
2400 S AVENUE A
YUMA, AZ 85364
Yuma County (928) 336-2000
SANTWANA VINAYAK SOVANI MD
Anesthesiology
2400 S AVENUE A
YUMA, AZ 85364
Yuma County (928) 344-2000
ASHVIN K SHAH M.D.
Internal Medicine (Sleep Medicine)
2400 S AVENUE A
YUMA, AZ 85364
Yuma County (928) 336-3213
ASHISH SHARMA M.D.
Hospitalist
2400 S AVENUE A, YUMA REGIONAL MEDICAL CENTER
YUMA, AZ 85364
Yuma County (928) 336-3213
KORI DELLINGER AGACNP
Nurse Practitioner (Acute Care)
2400 S AVENUE A
YUMA, AZ 85364
Yuma County (505) 328-4579
DR. ROBERT W. GOODWILLIE PHARMD
Pharmacist (Pharmacotherapy)
2400 S AVENUE A
YUMA, AZ 85364
Yuma County (928) 336-7037

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Christopher Loh's NPI number?

The NPI number for Christopher Loh is 1720044183. It was assigned to this individual provider in the NPPES registry on April 25, 2006.

Where is Christopher Loh located?

Christopher Loh practices at 2400 S Avenue A, Yuma, AZ 85364. The listed phone number is (928) 336-1759.

What is Christopher Loh's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Christopher Loh enrolled in Medicare?

Yes. Christopher Loh is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Christopher Loh's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Loh reassigns Medicare benefits to 6 organizations: Yuma Regional Medical Center (Yuma, AZ), Uc Regents (Orange, CA), Providence Saint Johns Medical Foundation (Santa Monica, CA), Regents Of The Univ Of Ca (Sacramento, CA), Sanford Bismarck (Dickinson, ND) and 1 more organization, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Christopher Loh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Christopher Loh accept?

Health plans from Blue Cross Blue Shield of Arizona, Blue Cross Blue Shield of North Dakota, Cigna HealthCare of Arizona, Inc and Sanford Health Plan list Christopher Loh as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Christopher Loh affiliated with any hospitals?

According to CMS data, Christopher Loh is affiliated with Chi St Alexius Health and Sanford Medical Center Bismarck.

When was this NPI record last updated?

The NPPES record for Christopher Loh was last updated on August 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.